The inability to have a child is a baleful event for millions of couples in their life, and a large percentage of them have a personal frustration. The problem of infertility in couples is distributed equitably between the two sexes. Among different methods, medicinal plants have been used in many Nations to treat male infertility problems. These medicinal herbs are used to treat sperm disorders, dysfunctioning of the libido, 2 sexual asthenia and erection. Herbs provide a therapeutic option, which is affordable and available for infertile couples, and herbalism is the main form of treatment in our health system. So in this review, we have summarized most of the data dealing with the positive effects of plant extracts on mammalian reproductive system.